[INFO] cloning repository https://github.com/dlzou/kaleidoscope-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dlzou/kaleidoscope-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlzou%2Fkaleidoscope-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlzou%2Fkaleidoscope-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6835d5a212e0bd8185d81dadbc7c4b735da407ed
[INFO] checking dlzou/kaleidoscope-rs against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlzou%2Fkaleidoscope-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dlzou/kaleidoscope-rs
[INFO] finished tweaking git repo https://github.com/dlzou/kaleidoscope-rs
[INFO] tweaked toml for git repo https://github.com/dlzou/kaleidoscope-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dlzou/kaleidoscope-rs on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dlzou/kaleidoscope-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7
[INFO] running `Command { std: "docker" "start" "4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling regex-lite v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling inkwell v0.4.0 (https://github.com/TheDan64/inkwell?branch=master#e0cc92dc)
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling llvm-sys v170.0.1
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling inkwell_internals v0.9.0 (https://github.com/TheDan64/inkwell?branch=master#e0cc92dc)
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking kaleidoscope-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compiler.rs:517:25
[INFO] [stdout]     |
[INFO] [stdout] 517 | pub struct CompileError(String);
[INFO] [stdout]     |            ------------ ^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `CompileError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `inkwell::values::FloatValue<'_>`
[INFO] [stdout]    --> src/compiler.rs:212:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 212 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 212 +                         self.context.f64_type().const_float(0.0),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 212 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 212 +                         <inkwell::values::FloatValue<'_> as Into<_>>::into(self.context.f64_type().const_float(0.0)),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `inkwell::values::FloatValue<'_>`
[INFO] [stdout]    --> src/compiler.rs:285:25
[INFO] [stdout]     |
[INFO] [stdout] 285 |                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 285 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 285 +                         self.context.f64_type().const_float(0.0),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 285 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 285 +                         <inkwell::values::FloatValue<'_> as Into<_>>::into(self.context.f64_type().const_float(0.0)),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `CompileError`
[INFO] [stdout]    --> src/compiler.rs:453:28
[INFO] [stdout]     |
[INFO] [stdout] 453 |                 return Err(e.into());
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 453 -                 return Err(e.into());
[INFO] [stdout] 453 +                 return Err(e);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 453 -                 return Err(e.into());
[INFO] [stdout] 453 +                 return Err(<CompileError as Into<_>>::into(e));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kaleidoscope-rs` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compiler.rs:517:25
[INFO] [stdout]     |
[INFO] [stdout] 517 | pub struct CompileError(String);
[INFO] [stdout]     |            ------------ ^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `CompileError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `inkwell::values::FloatValue<'_>`
[INFO] [stdout]    --> src/compiler.rs:212:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 212 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 212 +                         self.context.f64_type().const_float(0.0),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 212 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 212 +                         <inkwell::values::FloatValue<'_> as Into<_>>::into(self.context.f64_type().const_float(0.0)),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `inkwell::values::FloatValue<'_>`
[INFO] [stdout]    --> src/compiler.rs:285:25
[INFO] [stdout]     |
[INFO] [stdout] 285 |                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 285 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 285 +                         self.context.f64_type().const_float(0.0),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 285 -                         self.context.f64_type().const_float(0.0).into(),
[INFO] [stdout] 285 +                         <inkwell::values::FloatValue<'_> as Into<_>>::into(self.context.f64_type().const_float(0.0)),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `CompileError`
[INFO] [stdout]    --> src/compiler.rs:453:28
[INFO] [stdout]     |
[INFO] [stdout] 453 |                 return Err(e.into());
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 453 -                 return Err(e.into());
[INFO] [stdout] 453 +                 return Err(e);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 453 -                 return Err(e.into());
[INFO] [stdout] 453 +                 return Err(<CompileError as Into<_>>::into(e));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kaleidoscope-rs` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7", kill_on_drop: false }`
[INFO] [stdout] 4eb35d9a9c84b5133e2c50871fbb8e3a3a34a0d601bd0f900930f855a66d79f7
